发明授权
- 专利标题: Method for operating a vehicle drive train having a driving machine and having a transmission apparatus having a plurality of shift elements
- 专利标题(中): 一种具有驱动机器的车辆传动系的操作方法,具有多个变速元件的传动装置
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申请号: US13521751申请日: 2010-12-21
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公开(公告)号: US08652004B2公开(公告)日: 2014-02-18
- 发明人: Valentine Herbeth , Jorg Arnold , Georg Mihatsch , Thilo Schmidt , Klaus Steinhauser
- 申请人: Valentine Herbeth , Jorg Arnold , Georg Mihatsch , Thilo Schmidt , Klaus Steinhauser
- 申请人地址: DE Friedrichshafen
- 专利权人: ZF Friedrichshafen AG
- 当前专利权人: ZF Friedrichshafen AG
- 当前专利权人地址: DE Friedrichshafen
- 代理机构: Davis & Bujold, PLLC
- 代理商 Michael J. Bujold
- 优先权: DE102010000857 20100113
- 国际申请: PCT/EP2010/070386 WO 20101221
- 国际公布: WO2011/085926 WO 20110721
- 主分类号: B60W10/00
- IPC分类号: B60W10/00 ; F16H31/00
摘要:
A method of operating a vehicle drive train having a drive machine, a transmission apparatus having a plurality of shift elements and an output drive. The plurality of shift elements are engaged or disengaged in a power flow for achieving different transmission ratios within the transmission apparatus. The output drive is coupled to a transmission output shaft and the drive machine is coupled to a transmission input shaft of the transmission apparatus. Upon a request to interrupt power flow within the transmission apparatus, between the transmission input shaft and the transmission output shaft, a maximum number of shift elements are transferred to and/or held in an engaged operating state, and the remaining portion of the shift elements are transferred to and/or held in a disengaged operating state with the transmission output shaft being rotatable.
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